Switching device



FIG. 1 is a front elevational view of a switching device showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right-side elevational view thereof;

FIG. 6 is a left-side elevational view thereof; and,

FIG. 7 is a front, top and left-side perspective view of the switching device.

The broken lines in the drawings illustrate portions of the switching device that form no part of the claimed design. 

CLAIM The ornamental design for a switching device, as shown and described. 